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EvidenceEvol

Page history last edited by wikiuser0045 14 years, 1 month ago

1. Use the following timeline to describe the history of life on Earth? Times Change Different lifeforms form New Life Is being formed on earth.

 

 

 

2. How do we know we have a reasonably accurate story of life on Earth?

We Know because we find leftovers from the past like fossils from other animals like dinosaurs who are extinct. 

 

 

 

 

3. Do you think the organisms present to you are related?Yes because in our earlier stages of life we had similar features to each other making us in a way related.

 

 

 

 

 

 

4. Which do you think is the oldest species or kind? Is each species the same age? Why you think so?

Fish because they live in water and water  is needed for things to grow and servive thus ... fish is the anwser.

 

 

 

 

 

5. Describe how the diagram below shows a kinship or relationship among the species listed? This depicts how similar our features are to

eachother we look more similar as time goes on.

 

 

 

 

 

6. How are the bone structure (anatomy) of the following organisms alike? Color code the similarity or likeness between the anatomies.They Look similar to each other they are just shaped differently but the color looks similar.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7. What are the arrows pointing to in the diagrams of the prokaryotic and eukaryotic cells?

 

They are pointing to the nucleus.

 

 

 

 

 

 

8. Fill in the missing nucleotides for the following hypothetical DNA sequences? Color the differences between sequences. Which organisms are more or less related?

Bacteria

Fungi

Fish

Human

A

T

G

C

C

C

T

A

C

G

A

T

T

C

C

C

T

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C

G

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C

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A

C

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T

A

A

G

 

Journal Entry: How do we know that all living organisms are more or less related?

 

 

 

 

 

 

 

 

 

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